Add sudo: false to .travis.yml to upgrade to their container-based infrastructure.

tomzx · tomzx · commit e3ed5553ac1c · 2015-09-19T00:51:47.000-04:00
diff --git a/.travis.yml b/.travis.yml
@@ -11,6 +11,8 @@ matrix:
     allow_failures:
         - php: 7.0
 
+sudo: false
+
 before_script:
     - composer self-update
     - composer update
